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#!/usr/bin/env python
# vim:fileencoding=utf-8:noet
from __future__ import (unicode_literals, division, absolute_import, print_function)
import sys
import time
from threading import Lock
from powerline.bindings.wm import get_i3_connection, i3_subscribe
from powerline import Powerline
from powerline.lib.monotonic import monotonic
class I3Powerline(Powerline):
'''Powerline child for i3bar
Currently only changes the default log target.
'''
default_log_stream = sys.stderr
if __name__ == '__main__':
name = 'wm'
if len(sys.argv) > 1:
name = sys.argv[1]
powerline = I3Powerline(name, renderer_module='i3bar')
powerline.update_renderer()
interval = 0.5
print ('{"version": 1}')
print ('[')
print ('[]')
lock = Lock()
def render(event=None, data=None, sub=None):
global lock
with lock:
print (',[' + powerline.render()[:-1] + ']')
sys.stdout.flush()
i3 = get_i3_connection()
i3_subscribe(i3, 'workspace', render)
while True:
start_time = monotonic()
render()
time.sleep(max(interval - (monotonic() - start_time), 0.1))
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